// GetPlaceHolders uses the provided viper configuration to extract properties that have placeholders in is values
func GetPlaceHolders(conf *viper.Viper) Placeholders {
list := parseMap(conf.AllSettings())
properties := CreateProperties(list)
return Placeholders{properties}
}
func getFileExtension(v *viper.Viper) string {
filename := v.ConfigFileUsed()
extension := filepath.Ext(filename)
extension = strings.Replace(extension, ".", "", 1)
return extension
}
func readConfigFile(v *viper.Viper) string {
filename := v.ConfigFileUsed()
r, err := fileReader(filename)
if err != nil {
return ""
}
configFile, err := ioutil.ReadAll(r)
if err != nil {
return ""
}
return string(configFile)
}
func render(v *viper.Viper, configOutputType string) ([]byte, error) {
var b []byte
var err error
var conf = make(map[string]interface{})
m := v.AllSettings()
b, err = yaml.Marshal(m)
err = yaml.Unmarshal(b, conf)
if err == nil {
switch configOutputType {
case "json":
b, err = json.MarshalIndent(conf, "", " ")
case "toml":
var buff bytes.Buffer
err = toml.NewEncoder(&buff).Encode(conf)
b = buff.Bytes()
case "yaml", "yml":
b, err = yaml.Marshal(conf)
}
}
if err != nil {
return nil, err
}
return b, nil
}